diff --git a/llvm-build/README.md b/llvm-build/README.md
index 1a256676fd34fecd14cc1c6b45cdb631897bd16a..c04c18af0012265c557ae1daece72aefce6c115a 100644
--- a/llvm-build/README.md
+++ b/llvm-build/README.md
@@ -114,7 +114,7 @@ OHOS fetch prebuilts from: https://mirrors.huaweicloud.com/openharmony/compiler/
 License: Apache License v2.0 with LLVM Exceptions
 ```
 
-### Build process of AArch64 LLVM components for Ark Runtime
+### Build process of AArch64 toolchain
 
 First build toolchain on Linux.
 Here is an example of starting build process on Linux:
@@ -134,7 +134,7 @@ build-ohos-aarch64.py options：
 ```
 </br>
 
-When build successfully completed, artifacts will be available in `out/ohos-aarch64-install` directory, including LLVM tools and libLLVM.so for aarch64.
+When build successfully completed, artifacts will be available in `out/ohos-aarch64-install` directory, including clang, lld, runtimes, LLVM tools and libLLVM.so for aarch64.
 
 <a name="function_introduction"></a>
 ## Function Introduction
diff --git a/llvm-build/build-ohos-aarch64.py b/llvm-build/build-ohos-aarch64.py
index f197e3ea75cb705970603971f4fb6f225cc91a04..35bceab1a12b7dd70fcb3969958ecb3d433388c3 100644
--- a/llvm-build/build-ohos-aarch64.py
+++ b/llvm-build/build-ohos-aarch64.py
@@ -64,7 +64,7 @@ def main():
     llvm_defines['LLVM_INCLUDE_TESTS'] = 'OFF'
     llvm_defines['LLVM_BUILD_TOOLS'] = 'ON'
     llvm_defines['LLVM_ENABLE_ZLIB'] = 'OFF'
-    llvm_defines['LLVM_DISTRIBUTION_COMPONENTS'] = 'cmake-exports;llvm-headers;LLVM'
+    llvm_defines['LLVM_ENABLE_PROJECTS'] = 'clang;lld;clang-tools-extra'
     llvm_defines['LLVM_CONFIG_PATH'] = os.path.join(llvm_root, 'bin', 'llvm-config')
     llvm_defines['LLVM_TABLEGEN'] = os.path.join(llvm_root, 'bin', 'llvm-tblgen')
     llvm_defines['CMAKE_C_COMPILER_EXTERNAL_TOOLCHAIN'] = llvm_root
@@ -111,6 +111,11 @@ def main():
 
     build_utils.invoke_ninja(out_path=llvm_path, env=env, target=None, install=True)
 
+    # Copy required aarch64-linux-ohos libs from main toolchain build.
+    build_utils.check_copy_tree(os.path.join(llvm_root, 'lib', llvm_triple),
+                                os.path.join(llvm_install, 'lib', llvm_triple))
+    build_utils.check_copy_tree(os.path.join(llvm_root, 'lib', 'clang', '15.0.4', 'lib', llvm_triple),
+                                os.path.join(llvm_install, 'lib', 'clang', '15.0.4', 'lib', llvm_triple))
 
 if __name__ == '__main__':
     main()